class MyForm(Form):
name = Field()
color = Field.choice(choices=['Red', 'Green', 'Blue'])
in_a_box = html.div(
children__f1=Field.integer(attrs__class__column=True),
children__plus=html.span("+",
attrs__class={
'column': True,
'is-narrow': True
}),
children__f2=Field.integer(attrs__class__column=True, ),
children__equals=html.span("=",
attrs__class={
'column': True,
'is-narrow': True
}),
children__f3=Field.integer(attrs__class_column=True),
iommi_style="bulma_query_form",
attrs__class={
'box': True,
'columns': True,
'is-vcentered': True
})
class Meta:
iommi_style = "bulma"
title = "Children that are not fields"
post_validation = post_valid
actions__submit__post_handler = on_submit
def form_example_children_that_are_not_fields(request):
def on_submit(form, **_):
if not form.is_valid():
return
return html.pre(f"You posted: {form.apply(Struct())}").bind(request=request)
def post_validation(form, **_):
if form.is_valid():
if form.fields.f1.value + form.fields.f2.value != form.fields.f3.value:
form.add_error("Calculate again!")
return Form(
iommi_style="bulma",
title="Children that are not fields",
fields__name=Field(),
fields__color=Field.choice(choices=['Red', 'Green', 'Blue']),
fields__in_box=html.div(
children__f1=Field.integer(attrs__class__column=True),
children__plus=html.span("+", attrs__class={'column': True, 'is-narrow': True}),
children__f2=Field.integer(attrs__class__column=True,),
children__equals=html.span("=", attrs__class={'column': True, 'is-narrow': True}),
children__f3=Field.integer(attrs__class_column=True),
iommi_style="bulma_query_form",
attrs__class={'box': True, 'columns': True, 'is-vcentered': True}
),
post_validation=post_validation,
actions__submit__post_handler=on_submit
)
class FruitForm(Form):
class Meta:
@staticmethod
def post_validation(form, **_):
# Notice that post_validation is run, even if there are invalid fields,
# so you either have to check that fields that you are interested in
# are not None, or alternatively if you only want to run your validation if all fields
# passed their individual checks you can just call form.is_valid (see below).
# BUT when form.is_valid is called outside of a Form's post_validation
# handler its result includes errors caused by the post_validation (as you
# would expect).
if form.is_valid(
) and form.fields.name.value == "tomato" and form.fields.color.value == "Blue":
# Or alternatively call form.add_error
raise ValidationError("Tomatoes are not blue")
@staticmethod
def actions__submit__post_handler(form, **_):
if form.is_valid():
return html.pre(f"You posted: {form.apply(Struct())}"
).bind(request=request)
name = Field()
amount = Field.integer()
color = Field.choice(choices=['Red', 'Green', 'Blue'], )
class FruitForm(Form):
class Meta:
@staticmethod
def actions__submit__post_handler(form, **_):
if form.is_valid():
return html.pre(f"You posted: {form.apply(Struct())}"
).bind(request=request)
name = Field()
amount = Field.integer()
color = Field.choice(choices=['Red', 'Green', 'Blue'], )
class FruitForm(Form):
class Meta:
@staticmethod
def post_validation(form, **_):
# Notice that post_validation is run, even if there are invalid fields
# hence the 'or' below
if (form.fields.name.value or '').lower(
) == "tomato" and form.fields.color.value == "Blue":
# Or alternatively call form.add_error
raise ValidationError("Tomatoes are not blue")
@staticmethod
def actions__submit__post_handler(form, **_):
if form.is_valid():
return html.pre(f"You posted: {form.apply(Struct())}"
).bind(request=request)
name = Field()
amount = Field.integer()
color = Field.choice(choices=['Red', 'Green', 'Blue'], )
class FruitForm(Form):
name = Field()
amount = Field.integer()
color = Field.choice(choices=['Red', 'Green', 'Blue'], )